bookworm.dk
Last scanned: 2026-08-14 00:20:34  ·  808ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   41ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
80.80.8.22 43200s — AS8220 COLT Technology Services Group Limited 80.80.0.0/19 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.bookworm.dk 80.80.8.22 — AS8220 COLT Technology Services Group Limited
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC86ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
41ms
A
43ms
MX
40ms
AAAA
31ms
TXT
164ms
CAA
43ms
HTTPS
40ms
TLSA
166ms
SOA
0ms
MTA-STS
63ms
DNSSEC
86ms
SRV
64ms
Total
808ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-14 00:20:34 808ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-19 02:42:54 4680ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 13:05:01 725ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 14:31:50 2982ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 00:17:30 1180ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 16:16:52 2708ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:01:53 1346ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:01:13 506ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 16:00:34 452ms 2 NS 1 A 1 MX 🔒 Secure View
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